{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000582","477:4770000527","477:4770000532","477:4770000539","477:4770000431","477:4770000591","477:4770000368","477:4770000529","477:4770000681","489:4890004036","477:4770001280","489:4890004025","477:4770000742","477:4770000367","477:4770001042","477:4770000737","477:4770000587","477:4770000474","477:4770000804","477:4770000579","477:4770000487","477:4770000799","477:4770000590","477:4770000378","489:4890004026"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,489,477,489,477,477,477,477,477,477,477,477,477,477,477,477,489],"twin_sims":[0.8799210371095211,0.7977561629366753,0.7588385122417418,0.7466805095265977,0.7082557172431042,0.6752117969907193,0.6640650963359277,0.6219060933940711,0.6201376210739754,0.6119406508989182,0.6085688489197025,0.6037233109895341,0.5934869748760051,0.5890810005501439,0.5801032700067676,0.5797980077911603,0.5734876775761067,0.5733297237255557,0.5657225655930149,0.5489447217956923,0.5432300554947908,0.5404547041486903,0.5354420274114178,0.5350216725173407,0.533583283561834],"twin_dists":[0.06569212974031524,0.08730662821633106,0.09648656823294853,0.09926997593255586,0.10787404435691472,0.11510263202113116,0.11751669105722855,0.12658148434801444,0.1269603800534569,0.12871603224863398,0.129438054664267,0.13047562027162674,0.1326679186075511,0.13361195166999307,0.1355368481316142,0.1356023369918818,0.13695679785356404,0.13699071944825866,0.13862560736107785,0.14224162303053894,0.14347720487987226,0.14407810493860457,0.14516489854184572,0.14525612563078716,0.14556839980850264],"n_dims_used":45,"mean_confidence":0.9204476250542535},"coverage":{"mean_confidence":0.9204476250542535,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}